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X
TREASURY DEPARTMENT
UNITED STATES
PUBLIC HEALTH SERVICE
OFFICE OF
MEDICAL OFFICER IN CHARGE
APR 25 1930
Room 505,
45 Broadway,
New York, N.Y.
April 24, 1930.
Mr. C. Lee, President,
United States Radium Corporation,
535 Pearl Street,
New York, N.Y.
Sir:
Would you please send me the composition of
the luminous material which you sell for putting on
dials? We need this in order to complete our in-
vestigation of the radium dial painting industry.
Would you also furnish us with as list of the firms
to which you sell this material and, if possible,
please send me about one gram of it.
Very truly yours,
Louis Schwartz
Louis Schwartz, M.D.,
LS:B
Surgeon, U.S.P.H.S.
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"ocrText": "X\nTREASURY DEPARTMENT\nUNITED STATES\nPUBLIC HEALTH SERVICE\nOFFICE OF\nMEDICAL OFFICER IN CHARGE\nAPR 25 1930\nRoom 505,\n45 Broadway,\nNew York, N.Y.\nApril 24, 1930.\nMr. C. Lee, President,\nUnited States Radium Corporation,\n535 Pearl Street,\nNew York, N.Y.\nSir:\nWould you please send me the composition of\nthe luminous material which you sell for putting on\ndials? We need this in order to complete our in-\nvestigation of the radium dial painting industry.\nWould you also furnish us with as list of the firms\nto which you sell this material and, if possible,\nplease send me about one gram of it.\nVery truly yours,\nLouis Schwartz\nLouis Schwartz, M.D.,\nLS:B\nSurgeon, U.S.P.H.S."
}